Quadratic voting (QV) is a voting system that encourages voters to express their true relative intensity of preference (utility) between multiple options...

squares must add up to a fixed value, the method becomes quadratic voting. Cumulative voting is semi-proportional, allowing for more representative government...

Electronic voting is voting that uses electronic means to either aid or handle casting and counting ballots including voting time. Depending on the particular...

Ranked voting is any voting system that uses voters' rankings of candidates to choose a single winner or multiple winners. More formally, a ranked vote system...

voting systems require different levels of support to be elected. Plurality voting (First-past-the-post voting) elects the candidate with more votes than...

from proportionality Plurality-at-large voting Approval voting Single non-transferable vote Single transferable vote Prior to the 2020 election, the US states...

Instant-runoff voting (IRV; US: ranked-choice voting (RCV), AU: preferential voting, UK/NZ: alternative vote) is a single-winner ranked voting election system...

ticket voting. In Ireland and Malta, surplus votes are transferred as whole votes (there may be some randomness) and neither allows ticket voting. In Hare–Clark...

Spoiler effect Independence of irrelevant alternatives Nakamura number Quadratic voting Rock paper scissors Smith set Marquis de Condorcet (1785). Essai sur...

other rated voting methods have a spoiler effect no matter what scales the voters use: Quadratic voting is unusual in that it is a cardinal voting system that...

Plurality block voting is a type of block voting method for multi-winner elections. Each voter may cast as many votes as the number of seats to be filled...

total number of votes or as the absolute number of votes. In plurality systems (first past the post voting and plurality block voting), the ballots of...

single transferable vote (STV), also called ranked choice voting, is a ranked system: voters rank candidates in order of preference. Voting districts usually...

same district), such a plurality block voting are also winner-take-all. In party block voting, voters can only vote for the list of candidates of a single...

most votes in the first round move on to a second election (a second round of voting). The two-round system is in the family of plurality voting systems...

Proxy voting is a form of voting whereby a member of a decision-making body may delegate their voting power to a representative, to enable a vote in absence...

Approval voting is a single-winner rated voting system where voters can approve of all the candidates as they like instead of choosing one. The method...

optimal provision of public goods, using a version of quadratic voting. As of August 2022, quadratic funding had been used to allocate over $20 million to...

Score voting, sometimes called range voting, is an electoral system for single-seat elections. Voters give each candidate a numerical score, and the candidate...

Limited voting (also known as partial block voting) is a voting system in which electors have fewer votes than there are positions available. The positions...

independence before majority rule (NIBMAR) Ochlocracy Quadratic voting Voting system criterion Voting system Ball, Terence and Antis Loizides, "James Mill"...

limit the term parallel voting to refer only to mixtures of first-past-the-post and proportional representation. Parallel voting can use other systems besides...

where the voting system allows for the selection of multiple winners at once. Block voting falls under the multiple non-transferable vote category, a...

elected. Under single-winner plurality voting, and in systems based on single-member districts, plurality voting is called single member [district] plurality...

respect, it is similar to other ranked voting systems such as instant-runoff voting, the single transferable vote or Condorcet methods. The integer-valued...

Plurality voting Instant-runoff voting Borda count Approval Voting Coombs' rule Bucklin voting (and the closely related median voting) Score Voting With plurality...

ways to compare voting systems: Metrics of voter satisfaction, either through simulation or survey. Adherence to logical criteria. Voting methods can be...

severity of spoiler effects depends substantially on the voting method. Instant-runoff voting (IRV), the two-round system (TRS), and especially first-past-the-post...

ranked-vote systems. Unlike the contingent vote, other ranked-vote systems – such as single transferable voting (STV), instant-runoff voting (IRV), Coombs'...

single-shot, or plump voting is when a voter supports only a single candidate, typically to show strong support for a single favorite. Every voting method that...